WBPWRD/AE/BHTHSD/eNIT19/25-26

Picking up and removing old bituminous layer or sand sealing coat from old black topped surface and cleaning the exposed surface by scraping and stacking the material as directed. (b) By mechanical means (without milling machine) : (i) From 50 mm to 100 mm thick.

Water Bound Macadam Base Course Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregate, watering including lighting, guarding, barricading and making necessary earthen bundh of one metre width on each side and preparing the bed by necessary cutting or filling, including cost of all materials and hire and labour charges of all men and machinery and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (iii) Grading-II Aggregate (53 mm to 22.4 mm) Using Stone Screening Type B (11.2 mm) B. Manual Means

Prime Coat- Providing and applying primer coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means including cost and carriage of bitumen emulsion and all other incidental costs of work complete as per Clause 502 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). For, WBM / WMM Surface: (with CBE MS grade @ 0.85 kg/sqm)

Earth work in excavation of foundation of structures as per drawing and technical specification,including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches,leveling, dressing and ramming the bottom, and backfilling with approved material complete as per direction of the Engineer-in-Charge . I. In all sorts of soil excluding marshy soil & rocks (soft or hard) by manual means. a) upto 3 m depth (iv) Without pumping out water and shoring

Sand filling in foundation trenches and at the back of abutments, wing-walls etc. with good local sand free from earth in layers not exceeding 15 cm.including inundating each layer by profuse water and poking and ramming layer by layer complete including supply of sand. Quality of sand is to be approved by the Engineer-in-charge. Silver Sand ( Compaction Factor= 0.835)

Plain / Reinforced Cement Concrete in Substructure with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality, cement and water reducing admixtures, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control, sampling, testing etc. all complete as per drawing and technical specification including the cost of necessary form work and staging complete as per drawing and technical specifications. A PCC Grade M20 (i) Height upto 5m

Supplying and laying in the specified pattern of Interlocking Concrete Block Pavements (ICBP) with concrete grade as specified as per Table 1 of IS 15658:2006) manufactured in steel mould clamped to a vibrating table by hydraulic pressure ( us per cl.no.6.30 of IRC LSP:63(2018), from BIS licensee manufacturer, with spacer nib (Small protruding profiled on the vertical face of a paver block used as a device for keeping minimum joint gap in between the paving blocks, as per Cl.No.3.26 of IS:15658) and of specified size and shape with aspect fratio) The ratio of length to thickness of a paver block, as per Cl.No.3.3 of IS:15658) as per Tabvle 2 of IS:15658 with files-ural strength/breaking loud as per Annexure G of IS:15658 , on the prepared base course if specified CBRas per Table 1 of IRC SP 63(2018) or else as mentioned in design and drawing with a cushion of compacted beeding sand of 25-35mm thick(grading of the bedding sand us per clause 6.5.1 of IRC SP-63) and filling up the gaps in between paver blocks with joint filling sand grading of the joint filling sand will be as per clause 6.5.2 of IRC SP 63) and ( the completing the edges with cut blocks as per CL No. with proper confinement of bedding and joint filling sand compuction develling and filling up of the edge gap. 100mm thick Grey

SUB TOTAL

GST @ 18% over Sl. No. 1 to 7

Labour Welfare Cess @ 1% over Sl. No. 1 to 9

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